Ministry of Earth Sciences
Depression over northwest Bay of Bengal off West Bengal – Bangladesh coasts
It is very likely to move north-northeastwards and cross West Bengal & adjoining Bangladesh coasts between Sagar Islands  & Khepupara  over Sundarbans around noon of today
Extremely heavy falls  at isolated places very likely over Tripura, heavy to very heavy falls at a few places Nagaland, Manipur, Mizoram, south Assam & Meghalaya
Sea condition will be rough to very rough; Fishermen are advised not to venture into North Bay of Bengal and along & off West Bengal-Bangladesh coasts
According to the Regional Specialized Meteorological Centre/Cyclone Warning Centre of the India Meteorological Department :
The Depression over northwest Bay of Bengal off Odisha coast moved north-northeastwards with a speed of 24 kmph during past 6 hours and lay centred at 0830 hrs IST of today, the 23rd October, 2020 near latitude 21.3°N and longitude 88.4°E over Northwest Bay of Bengal off West Bengal – Bangladesh coasts, about 50 km southeast of Sagar Islands  and 200 km west-southwest of Khepupara .
It is very likely to move north-northeastwards and cross West Bengal & adjoining Bangladesh coasts between Sagar Islands  & Khepupara  over Sundarbans around noon of today, the 23rd October.
Forecast track and intensity are given in the following table:
|
|
Date/Time
|Position 
||Maximum sustained surface wind speed 
||Category of cyclonic disturbance
|
|23.10.20/0830
||21.3/88.4
||45-55 gusting to 65
||
|
Depression
|23.10.20/1730
||22.3/89.1
||35-45 gusting to 55
||
|
Depression
|24.10.20/0530
||23.5/89.8
||25-35 gusting to 45
||
|
Well Marked Low
Warnings:
 Rainfall warning 
- 23rd October 2020: Light to moderate rainfall at most places with heavy to very heavy falls  at a few places and extremely heavy falls  at isolated places very likely over Tripura, heavy to very heavy falls at a few places Nagaland, Manipur, Mizoram, south Assam & Meghalaya. Light to moderate rainfall at many places with heavy rainfall at isolated places likely over remaining districts of Assam.
- 24th October 2020: Light to moderate rainfall at many places with Isolated heavy falls likely over Assam , Meghalaya, Nagaland, Manipur, Mizoram & Tripura
 Wind warning
- Squally winds speed reaching 45-55 kmph gusting to 65 kmph would occur over North Bay of Bengal during next 24 hours.
- Squally wind speed reaching 40-50 kmph gusting to 60 Kmph also very likely off north Odisha coast during next 12 hours and 45-55 kmph gusting to 65 kmph along & off West Bengal-Bangladesh coasts during next 24 hours.
 Sea condition
- Sea condition will be rough to very rough over North Bay of Bengal and adjoining Central Bay of Bengal during next 24 hours.
- Sea condition will be rough to very rough along & off north Odisha-West Bengal-Bangladesh coasts during next 24 hours.
 Fishermen Warning
Fishermen are advised not to venture into North Bay of Bengal and along & off West Bengal-Bangladesh coasts during next 24 hours and off Odisha coast during next 12 hours.
 Impact expected over south Assam, east Meghalaya, Nagaland, Manipur, Mizoram & Tripura on 23rd October, 2020:
- Localized Flooding of roads, water logging in low lying areas and closure of underpasses mainly in urban areas of the above region.
- Possibility of Landslides in hilly areas of Northeastern states.
- Occasional reduction in visibility due to heavy rainfall.
- Disruption of traffic in cities.
- Minor damage to kutcha roads.
- Possibilities of damage to vulnerable structure.
- Damage to horticulture and standing crops in some areas due to inundation and squally winds.
- It may lead to riverine flooding in some river catchments )
-For specific district wise impact kindly visit IMD’s sate level meteorological center websites  and national website .
 Action Suggested:
- Attempt to protect Wildlife, Flora, Fauna, Sanctuaries in Sundarbans.
- Check for traffic congestion on your route before leaving for your destination.
- Follow any traffic advisories that are issued in this regard.
- Avoid going to areas that face water logging problem and squally winds.
- Avoid staying in vulnerable structure
Forecast:
Kindly download MAUSAM APP for location specific forecast & warning, MEGHDOOT APP for Agromet advisory
and DAMINI APP for Lightning Warning & visit state MC/RMC website for district wise warning.